Jude 1:5

But I wish you to remember, once having known all these things, that the Lord, having saved the people out of the land of Egypt, destroyed them that believed riot, the second time:

2 Peter 3:1

I indeed, beloved, write unto you this second epistle; in which I stir up your pure mind by remembrance:

Romans 15:15

But I have written unto you more boldly in part, as reminding you, on account of the grace which has been given unto me from God,

1 Corinthians 10:1-12

For I do not wish you to be ignorant, brethren, that our fathers were all under the cloud, and all passed through the sea;

Hebrews 3:16-2

for who were those, having heard, who were hardened? yea, were they not all those having come out of Egypt under Moses?

2 Peter 1:12-13

Therefore I will be about to always remind you concerning these things, even though knowing them, and being established in the present truth.

Treasury of Scripture Knowledge

Summary

I will therefore put you in remembrance, though ye once knew this, how that the Lord, having saved the people out of the land of Egypt, afterward destroyed them that believed not.

Bible References

Having

1 Corinthians 10:1
For I do not wish you to be ignorant, brethren, that our fathers were all under the cloud, and all passed through the sea;

Afterward

Hebrews 3:16
for who were those, having heard, who were hardened? yea, were they not all those having come out of Egypt under Moses?
Hebrews 4:1
Then let us fear, lest at some time, the promise to enter into his rest having been left, some of you may appear to have come short.

General references

Matthew 25:2
And five of them were foolish, and five were wise.
1 Corinthians 10:5
But with many of them God is not well pleased: for they were overthrown in the wilderness.
1 Timothy 5:15
for already certain ones have turned away after Satan.
Hebrews 3:19
And we see that they were not able to enter in on account of their unbelief.